<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>隐藏类</title>
	<script type="text/javascript" src="js/jquery-1.12.4.min.js"></script>
	<script type="text/javascript" src="js/bootstrap.min.js"></script>
	<link rel="stylesheet" type="text/css" href="css/bootstrap.min.css">
	<style type="text/css">
		div[class*='col-']{
			background-color:gold;
			border:1px solid #000;
			height:50px;
		}
	</style>
</head>
<body>
	<div class="container">
		<h1>隐藏类</h1>
		<div class="row">
			<div class="col-lg-3">col-lg-3---1</div>
			<div class="col-lg-3">col-lg-3---2</div>
			<div class="col-lg-3">col-lg-3---3</div>
			<div class="col-lg-3 hidden-md hidden-sm hidden-xs ">col-lg-3---4</div>
		</div>
	</div>
</body>
</html>